src/ExternalConn.cpp

   1 //
   2 // This file is part of the aMule Project.
   3 //
   4 // Copyright (c) 2003-2008 Kry ( elkry@sourceforge.net / http://www.amule.org )
   5 // Copyright (c) 2003-2008 aMule Team ( admin@amule.org / http://www.amule.org )
   6 // Copyright (c) 2008 Froenchenko Leonid (lfroen@gmail.com)
   7 //
   8 // Any parts of this program derived from the xMule, lMule or eMule project,
   9 // or contributed by third-party developers are copyrighted by their
  10 // respective authors.
  11 //
  12 // This program is free software; you can redistribute it and/or modify
  13 // it under the terms of the GNU General Public License as published by
  14 // the Free Software Foundation; either version 2 of the License, or
  15 // (at your option) any later version.
  16 //
  17 // This program is distributed in the hope that it will be useful,
  18 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 // GNU General Public License for more details.
  21 //
  22 // You should have received a copy of the GNU General Public License
  23 // along with this program; if not, write to the Free Software
  24 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301, USA
  25 //
  26
  27 #ifdef HAVE_CONFIG_H
  28         #include "config.h"             // Needed for VERSION
  29 #endif
  30
  31 #include <ec/cpp/ECMuleSocket.h>                // Needed for CECSocket
  32
  33 #include <common/Format.h>              // Needed for CFormat
  34
  35 #include <common/ClientVersion.h>
  36 #include <common/MD5Sum.h>
  37
  38 #include "ExternalConn.h"       // Interface declarations
  39 #include "updownclient.h"       // Needed for CUpDownClient
  40 #include "Server.h"             // Needed for CServer
  41 #include "ServerList.h"         // Needed for CServerList
  42 #include "PartFile.h"           // Needed for CPartFile
  43 #include "ServerConnect.h"      // Needed for CServerConnect
  44 #include "UploadQueue.h"        // Needed for CUploadQueue
  45 #include "amule.h"              // Needed for theApp
  46 #include "SearchList.h"         // Needed for GetSearchResults
  47 #include "IPFilter.h"           // Needed for CIPFilter
  48 #include "ClientList.h"
  49 #include "Preferences.h"        // Needed for CPreferences
  50 #include "Logger.h"
  51 #include "GuiEvents.h"          // Needed for Notify_* macros
  52 #include "Statistics.h"         // Needed for theStats
  53 #include "KnownFileList.h"      // Needed for CKnownFileList
  54 #include "RandomFunctions.h"
  55 #include "kademlia/kademlia/Kademlia.h"
  56 #include "kademlia/kademlia/UDPFirewallTester.h"
  57
  58
  59 //-------------------- File_Encoder --------------------
  60
  61
  62 /*
  63  * Encode 'obtained parts' info to be sent to remote gui
  64  */
  65 class CKnownFile_Encoder {
  66         // number of sources for each part for progress bar colouring
  67         RLE_Data m_enc_data;
  68 protected:
  69         const CKnownFile *m_file;
  70 public:
  71         CKnownFile_Encoder(const CKnownFile *file = 0) { m_file = file; }
  72
  73         virtual ~CKnownFile_Encoder() {}
  74
  75         virtual void Encode(CECTag *parent_tag);
  76
  77         virtual void ResetEncoder()
  78         {
  79                 m_enc_data.ResetEncoder();
  80         }
  81
  82         virtual void SetShared() { }
  83         virtual bool IsShared() { return true; }
  84         virtual bool IsDownload() { return m_file->IsPartFile(); }
  85         const CKnownFile * GetFile() { return m_file; }
  86 };
  87
  88 /*!
  89  * PartStatus strings and gap lists are quite long - RLE encoding will help.
  90  *
  91  * Instead of sending each time full part-status string, send
  92  * RLE encoded difference from previous one.
  93  *
  94  * PartFileEncoderData class is used for decode only,
  95  * while CPartFile_Encoder is used for encode only.
  96  */
  97 class CPartFile_Encoder : public CKnownFile_Encoder {
  98         // blocks requested for download
  99         RLE_Data m_req_status;
 100         // gap list
 101         RLE_Data m_gap_status;
 102         // source names
 103         SourcenameItemMap m_sourcenameItemMap;
 104         // counter for unique source name ids
 105         int m_sourcenameID;
 106         // not all part files are shared (only when at least one part is complete)
 107         bool m_shared;
 108
 109         // cast inherited member to CPartFile
 110         CPartFile * m_PartFile() { wxASSERT(m_file->IsCPartFile()); return (CPartFile *)m_file; }
 111 public:
 112         // encoder side
 113         CPartFile_Encoder(const CPartFile *file = 0) : CKnownFile_Encoder(file)
 114         {
 115                 m_sourcenameID = 0;
 116                 m_shared = false;
 117         }
 118
 119         virtual ~CPartFile_Encoder() {}
 120
 121         // encode - take data from m_file
 122         virtual void Encode(CECTag *parent_tag);
 123
 124         // Encoder may reset history if full info requested
 125         virtual void ResetEncoder();
 126
 127         virtual void SetShared() { m_shared = true; }
 128         virtual bool IsShared() { return m_shared; }
 129         virtual bool IsDownload() { return true; }
 130 };
 131
 132 class CFileEncoderMap : public std::map<uint32, CKnownFile_Encoder*> {
 133         typedef std::set<uint32> IDSet;
 134 public:
 135         ~CFileEncoderMap();
 136         void UpdateEncoders();
 137 };
 138
 139 CFileEncoderMap::~CFileEncoderMap()
 140 {
 141         // DeleteContents() causes infinite recursion here!
 142         for (iterator it = begin(); it != end(); it++) {
 143                 delete it->second;
 144         }
 145 }
 146
 147 // Check if encoder contains files that are no longer used
 148 // or if we have new files without encoder yet.
 149 void CFileEncoderMap::UpdateEncoders()
 150 {
 151         IDSet curr_files, dead_files;
 152         // Downloads
 153         std::vector<CPartFile*> downloads;
 154         theApp->downloadqueue->CopyFileList(downloads);
 155         for (uint32 i = downloads.size(); i--;) {
 156                 uint32 id = downloads[i]->ECID();
 157                 curr_files.insert(id);
 158                 if (!count(id)) {
 159                         (*this)[id] = new CPartFile_Encoder(downloads[i]);
 160                 }
 161         }
 162         // Shares
 163         std::vector<CKnownFile*> shares;
 164         theApp->sharedfiles->CopyFileList(shares);
 165         for (uint32 i = shares.size(); i--;) {
 166                 uint32 id = shares[i]->ECID();
 167                 if (shares[i]->IsPartFile()) {  // we already have it
 168                         (*this)[id]->SetShared();
 169                         continue;
 170                 }
 171                 curr_files.insert(id);
 172                 if (!count(id)) {
 173                         (*this)[id] = new CKnownFile_Encoder(shares[i]);
 174                 }
 175         }
 176         // Check for removed files, and store them in a set for deletion.
 177         // (std::map documentation is unclear if a construct like
 178         //              iterator to_del = it++; erase(to_del) ;
 179         // works or invalidates it too.)
 180         for (iterator it = begin(); it != end(); it++) {
 181                 if (!curr_files.count(it->first)) {
 182                         dead_files.insert(it->first);
 183                 }
 184         }
 185         // then delete them
 186         for (IDSet::iterator it = dead_files.begin(); it != dead_files.end(); it++) {
 187                 iterator it2 = find(*it);
 188                 delete it2->second;
 189                 erase(it2);
 190         }
 191 }
 192
 193
 194 //-------------------- CECServerSocket --------------------
 195
 196 class CECServerSocket : public CECMuleSocket
 197 {
 198 public:
 199         CECServerSocket(ECNotifier *notifier);
 200         virtual ~CECServerSocket();
 201
 202         virtual const CECPacket *OnPacketReceived(const CECPacket *packet, uint32 trueSize);
 203         virtual void OnLost();
 204
 205         virtual void WriteDoneAndQueueEmpty();
 206 private:
 207         ECNotifier *m_ec_notifier;
 208
 209         const CECPacket *Authenticate(const CECPacket *);
 210
 211         enum {
 212                 CONN_INIT,
 213                 CONN_SALT_SENT,
 214                 CONN_ESTABLISHED,
 215                 CONN_FAILED
 216         } m_conn_state;
 217
 218         uint64_t m_passwd_salt;
 219         CLoggerAccess m_LoggerAccess;
 220         CFileEncoderMap m_FileEncoder;
 221         CObjTagMap              m_obj_tagmap;
 222         CECPacket *ProcessRequest2(const CECPacket *request);
 223
 224         virtual bool IsAuthorized() { return m_conn_state == CONN_ESTABLISHED; }
 225 };
 226
 227
 228 CECServerSocket::CECServerSocket(ECNotifier *notifier)
 229 :
 230 CECMuleSocket(true),
 231 m_conn_state(CONN_INIT),
 232 m_passwd_salt(GetRandomUint64())
 233 {
 234         wxASSERT(theApp->ECServerHandler);
 235         theApp->ECServerHandler->AddSocket(this);
 236         m_ec_notifier = notifier;
 237 }
 238
 239
 240 CECServerSocket::~CECServerSocket()
 241 {
 242         wxASSERT(theApp->ECServerHandler);
 243         theApp->ECServerHandler->RemoveSocket(this);
 244 }
 245
 246
 247 const CECPacket *CECServerSocket::OnPacketReceived(const CECPacket *packet, uint32 trueSize)
 248 {
 249         packet->DebugPrint(true, trueSize);
 250
 251         const CECPacket *reply = NULL;
 252
 253         if (m_conn_state == CONN_FAILED) {
 254                 // Client didn't close the socket when authentication failed.
 255                 AddLogLineM(false, _("Client sent packet after authentication failed."));
 256                 CloseSocket();
 257         }
 258
 259         if (m_conn_state != CONN_ESTABLISHED) {
 260                 // This is called twice:
 261                 // 1) send salt
 262                 // 2) verify password
 263                 reply = Authenticate(packet);
 264         } else {
 265                 reply = ProcessRequest2(packet);
 266         }
 267         return reply;
 268 }
 269
 270
 271 void CECServerSocket::OnLost()
 272 {
 273         AddLogLineM(false,_("External connection closed."));
 274         theApp->ECServerHandler->m_ec_notifier->Remove_EC_Client(this);
 275         DestroySocket();
 276 }
 277
 278 void CECServerSocket::WriteDoneAndQueueEmpty()
 279 {
 280         if ( HaveNotificationSupport() && (m_conn_state == CONN_ESTABLISHED) ) {
 281                 CECPacket *packet = m_ec_notifier->GetNextPacket(this);
 282                 if ( packet ) {
 283                         SendPacket(packet);
 284                 }
 285         } else {
 286                 //printf("[EC] %p: WriteDoneAndQueueEmpty but notification disabled\n", this);
 287         }
 288 }
 289
 290 //-------------------- ExternalConn --------------------
 291
 292 enum
 293 {       // id for sockets
 294         SERVER_ID = 1000
 295 };
 296
 297
 298 BEGIN_EVENT_TABLE(ExternalConn, wxEvtHandler)
 299         EVT_SOCKET(SERVER_ID, ExternalConn::OnServerEvent)
 300 END_EVENT_TABLE()
 301
 302
 303 ExternalConn::ExternalConn(amuleIPV4Address addr, wxString *msg)
 304 {
 305         wxString msgLocal;
 306         m_ECServer = NULL;
 307         // Are we allowed to accept External Connections?
 308         if ( thePrefs::AcceptExternalConnections() ) {
 309                 // We must have a valid password, otherwise we will not allow EC connections
 310                 if (thePrefs::ECPassword().IsEmpty()) {
 311                         *msg += wxT("External connections disabled due to empty password!\n");
 312                         AddLogLineM(true, _("External connections disabled due to empty password!"));
 313                         return;
 314                 }
 315
 316                 // Create the socket
 317                 m_ECServer = new wxSocketServer(addr, wxSOCKET_REUSEADDR);
 318                 m_ECServer->SetEventHandler(*this, SERVER_ID);
 319                 m_ECServer->SetNotify(wxSOCKET_CONNECTION_FLAG);
 320                 m_ECServer->Notify(true);
 321
 322                 int port = addr.Service();
 323                 wxString ip = addr.IPAddress();
 324                 if (m_ECServer->Ok()) {
 325                         msgLocal = wxT("*** TCP socket (ECServer) listening on ") + ip +
 326                                 wxString::Format(wxT(":%d"), port);
 327                         *msg += msgLocal + wxT("\n");
 328                         AddLogLineM(false, msgLocal);
 329                 } else {
 330                         msgLocal = wxT("Could not listen for external connections at ") + ip +
 331                                 wxString::Format(wxT(":%d!"), port);
 332                         *msg += msgLocal + wxT("\n");
 333                         AddLogLineM(false, msgLocal);
 334                 }
 335         } else {
 336                 *msg += wxT("External connections disabled in config file\n");
 337                 AddLogLineM(false,_("External connections disabled in config file"));
 338         }
 339         m_ec_notifier = new ECNotifier();
 340 }
 341
 342
 343 ExternalConn::~ExternalConn()
 344 {
 345         KillAllSockets();
 346         delete m_ECServer;
 347         delete m_ec_notifier;
 348 }
 349
 350
 351 void ExternalConn::AddSocket(CECServerSocket *s)
 352 {
 353         wxASSERT(s);
 354         socket_list.insert(s);
 355 }
 356
 357
 358 void ExternalConn::RemoveSocket(CECServerSocket *s)
 359 {
 360         wxASSERT(s);
 361         socket_list.erase(s);
 362 }
 363
 364
 365 void ExternalConn::KillAllSockets()
 366 {
 367         AddDebugLogLineM(false, logGeneral,
 368                 CFormat(wxT("ExternalConn::KillAllSockets(): %d sockets to destroy.")) %
 369                         socket_list.size());
 370         SocketSet::iterator it = socket_list.begin();
 371         while (it != socket_list.end()) {
 372                 CECServerSocket *s = *(it++);
 373                 s->Close();
 374                 s->Destroy();
 375         }
 376 }
 377
 378
 379 void ExternalConn::OnServerEvent(wxSocketEvent& WXUNUSED(event))
 380 {
 381         CECServerSocket *sock = new CECServerSocket(m_ec_notifier);
 382         // Accept new connection if there is one in the pending
 383         // connections queue, else exit. We use Accept(FALSE) for
 384         // non-blocking accept (although if we got here, there
 385         // should ALWAYS be a pending connection).
 386         if ( m_ECServer->AcceptWith(*sock, false) ) {
 387                 AddLogLineM(false, _("New external connection accepted"));
 388         } else {
 389                 delete sock;
 390                 AddLogLineM(false, _("ERROR: couldn't accept a new external connection"));
 391         }
 392
 393 }
 394
 395 //
 396 // Authentication
 397 //
 398 const CECPacket *CECServerSocket::Authenticate(const CECPacket *request)
 399 {
 400         CECPacket *response;
 401
 402         if (request == NULL) {
 403                 return new CECPacket(EC_OP_AUTH_FAIL);
 404         }
 405
 406         // Password must be specified if we are to allow remote connections
 407         if ( thePrefs::ECPassword().IsEmpty() ) {
 408                 AddLogLineM(true, _("External connection refused due to empty password in preferences!"));
 409
 410                 return new CECPacket(EC_OP_AUTH_FAIL);
 411         }
 412
 413         if ((m_conn_state == CONN_INIT) && (request->GetOpCode() == EC_OP_AUTH_REQ) ) {
 414                 const CECTag *clientName = request->GetTagByName(EC_TAG_CLIENT_NAME);
 415                 const CECTag *clientVersion = request->GetTagByName(EC_TAG_CLIENT_VERSION);
 416
 417                 AddLogLineM(false, CFormat( _("Connecting client: %s %s") )
 418                         % ( clientName ? clientName->GetStringData() : wxString(_("Unknown")) )
 419                         % ( clientVersion ? clientVersion->GetStringData() : wxString(_("Unknown version")) ) );
 420                 const CECTag *protocol = request->GetTagByName(EC_TAG_PROTOCOL_VERSION);
 421 #ifdef EC_VERSION_ID
 422                 // For SVN versions, both client and server must use SVNDATE, and they must be the same
 423                 CMD4Hash vhash;
 424                 if (!vhash.Decode(wxT(EC_VERSION_ID))) {
 425                         response = new CECPacket(EC_OP_AUTH_FAIL);
 426                         response->AddTag(CECTag(EC_TAG_STRING, wxT("Fatal error, version hash is not a valid MD4-hash.")));
 427                 } else if (!request->GetTagByName(EC_TAG_VERSION_ID) || request->GetTagByNameSafe(EC_TAG_VERSION_ID)->GetMD4Data() != vhash) {
 428                         response = new CECPacket(EC_OP_AUTH_FAIL);
 429                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Incorrect EC version ID, there might be binary incompatibility. Use core and remote from same snapshot.")));
 430 #else
 431                 // For release versions, we don't want to allow connections from any arbitrary SVN client.
 432                 if (request->GetTagByName(EC_TAG_VERSION_ID)) {
 433                         response = new CECPacket(EC_OP_AUTH_FAIL);
 434                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("You cannot connect to a release version from an arbitrary SVN version! *sigh* possible crash prevented")));
 435 #endif
 436                 } else if (protocol != NULL) {
 437                         uint16 proto_version = protocol->GetInt();
 438                         if (proto_version == EC_CURRENT_PROTOCOL_VERSION) {
 439                                 response = new CECPacket(EC_OP_AUTH_SALT);
 440                                 response->AddTag(CECTag(EC_TAG_PASSWD_SALT, m_passwd_salt));
 441                                 m_conn_state = CONN_SALT_SENT;
 442                                 //
 443                                 // So far ok, check capabilities of client
 444                                 //
 445                                 bool canZLIB = false, canUTF8numbers = false;
 446                                 if (request->GetTagByName(EC_TAG_CAN_ZLIB)) {
 447                                         canZLIB = true;
 448                                         m_my_flags |= EC_FLAG_ZLIB;
 449                                 }
 450                                 if (request->GetTagByName(EC_TAG_CAN_UTF8_NUMBERS)) {
 451                                         canUTF8numbers = true;
 452                                         m_my_flags |= EC_FLAG_UTF8_NUMBERS;
 453                                 }
 454                                 m_haveNotificationSupport = request->GetTagByName(EC_TAG_CAN_NOTIFY) != NULL;
 455                                 AddDebugLogLineN(logEC, CFormat(wxT("Client capabilities: ZLIB: %s  UTF8 numbers: %s  Push notification: %s") )
 456                                         % (canZLIB ? wxT("yes") : wxT("no"))
 457                                         % (canUTF8numbers ? wxT("yes") : wxT("no"))
 458                                         % (m_haveNotificationSupport ? wxT("yes") : wxT("no")));
 459                         } else {
 460                                 response = new CECPacket(EC_OP_AUTH_FAIL);
 461                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Invalid protocol version.") + wxString::Format(wxT("( %i != %i )"),proto_version,EC_CURRENT_PROTOCOL_VERSION)));
 462                         }
 463                 } else {
 464                         response = new CECPacket(EC_OP_AUTH_FAIL);
 465                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Missing protocol version tag.")));
 466                 }
 467         } else if ((m_conn_state == CONN_SALT_SENT) && (request->GetOpCode() == EC_OP_AUTH_PASSWD)) {
 468                 const CECTag *passwd = request->GetTagByName(EC_TAG_PASSWD_HASH);
 469                 CMD4Hash passh;
 470
 471                 if (!passh.Decode(thePrefs::ECPassword())) {
 472                         wxString err = wxTRANSLATE("Authentication failed: invalid hash specified as EC password.");
 473                         AddLogLineM(false, wxString(wxGetTranslation(err)) + wxT(" ") + thePrefs::ECPassword());
 474                         response = new CECPacket(EC_OP_AUTH_FAIL);
 475                         response->AddTag(CECTag(EC_TAG_STRING, err));
 476                 } else {
 477                         wxString saltHash = MD5Sum(CFormat(wxT("%lX")) % m_passwd_salt).GetHash();
 478                         wxString saltStr = CFormat(wxT("%lX")) % m_passwd_salt;
 479
 480                         passh.Decode(MD5Sum(thePrefs::ECPassword().Lower() + saltHash).GetHash());
 481
 482                         if (passwd && passwd->GetMD4Data() == passh) {
 483                                 response = new CECPacket(EC_OP_AUTH_OK);
 484                                 response->AddTag(CECTag(EC_TAG_SERVER_VERSION, wxT(VERSION)));
 485                         } else {
 486                                 wxString err;
 487                                 if (passwd) {
 488                                         err = wxTRANSLATE("Authentication failed: wrong password.");
 489                                 } else {
 490                                         err = wxTRANSLATE("Authentication failed: missing password.");
 491                                 }
 492
 493                                 response = new CECPacket(EC_OP_AUTH_FAIL);
 494                                 response->AddTag(CECTag(EC_TAG_STRING, err));
 495                                 AddLogLineM(false, wxGetTranslation(err));
 496                         }
 497                 }
 498         } else {
 499                 response = new CECPacket(EC_OP_AUTH_FAIL);
 500                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Invalid request, please authenticate first.")));
 501         }
 502
 503         if (response->GetOpCode() == EC_OP_AUTH_OK) {
 504                 m_conn_state = CONN_ESTABLISHED;
 505                 AddLogLineM(false, _("Access granted."));
 506                 // Establish notification handler if client supports it
 507                 if (HaveNotificationSupport()) {
 508                         theApp->ECServerHandler->m_ec_notifier->Add_EC_Client(this);
 509                 }
 510         } else if (response->GetOpCode() == EC_OP_AUTH_FAIL) {
 511                 // Log message sent to client
 512                 if (response->GetFirstTagSafe()->IsString()) {
 513                         AddLogLineM(false, CFormat(_("Sent error message \"%s\" to client.")) % wxGetTranslation(response->GetFirstTagSafe()->GetStringData()));
 514                 }
 515                 // Access denied!
 516                 AddLogLineM(false, _("Unauthorized access attempt. Connection closed."));
 517                 m_conn_state = CONN_FAILED;
 518         }
 519
 520         return response;
 521 }
 522
 523 // Make a Logger tag (if there are any logging messages) and add it to the response
 524 static void AddLoggerTag(CECPacket *response, CLoggerAccess &LoggerAccess)
 525 {
 526         if (LoggerAccess.HasString()) {
 527                 CECEmptyTag tag(EC_TAG_STATS_LOGGER_MESSAGE);
 528                 // Tag structure is fix: tag carries nothing, inside are the strings
 529                 // maximum of 200 log lines per message
 530                 int entries = 0;
 531                 wxString line;
 532                 while (entries < 200 && LoggerAccess.GetString(line)) {
 533                         tag.AddTag(CECTag(EC_TAG_STRING, line));
 534                         entries++;
 535                 }
 536                 response->AddTag(tag);
 537                 //printf("send Log tag %d %d\n", FirstEntry, entries);
 538         }
 539 }
 540
 541 static CECPacket *Get_EC_Response_StatRequest(const CECPacket *request, CLoggerAccess &LoggerAccess)
 542 {
 543         CECPacket *response = new CECPacket(EC_OP_STATS);
 544
 545         switch (request->GetDetailLevel()) {
 546                 case EC_DETAIL_FULL:
 547                         response->AddTag(CECTag(EC_TAG_STATS_UP_OVERHEAD, (uint32)theStats::GetUpOverheadRate()));
 548                         response->AddTag(CECTag(EC_TAG_STATS_DOWN_OVERHEAD, (uint32)theStats::GetDownOverheadRate()));
 549                         response->AddTag(CECTag(EC_TAG_STATS_BANNED_COUNT, /*(uint32)*/theStats::GetBannedCount()));
 550                         AddLoggerTag(response, LoggerAccess);
 551                 case EC_DETAIL_WEB:
 552                 case EC_DETAIL_CMD:
 553                         response->AddTag(CECTag(EC_TAG_STATS_UL_SPEED, (uint32)theStats::GetUploadRate()));
 554                         response->AddTag(CECTag(EC_TAG_STATS_DL_SPEED, (uint32)(theStats::GetDownloadRate())));
 555                         response->AddTag(CECTag(EC_TAG_STATS_UL_SPEED_LIMIT, (uint32)(thePrefs::GetMaxUpload()*1024.0)));
 556                         response->AddTag(CECTag(EC_TAG_STATS_DL_SPEED_LIMIT, (uint32)(thePrefs::GetMaxDownload()*1024.0)));
 557                         response->AddTag(CECTag(EC_TAG_STATS_UL_QUEUE_LEN, /*(uint32)*/theStats::GetWaitingUserCount()));
 558                         response->AddTag(CECTag(EC_TAG_STATS_TOTAL_SRC_COUNT, /*(uint32)*/theStats::GetFoundSources()));
 559                         // User/Filecounts
 560                         {
 561                                 uint32 totaluser = 0, totalfile = 0;
 562                                 theApp->serverlist->GetUserFileStatus( totaluser, totalfile );
 563                                 response->AddTag(CECTag(EC_TAG_STATS_ED2K_USERS, totaluser));
 564                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_USERS, Kademlia::CKademlia::GetKademliaUsers()));
 565                                 response->AddTag(CECTag(EC_TAG_STATS_ED2K_FILES, totalfile));
 566                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_FILES, Kademlia::CKademlia::GetKademliaFiles()));
 567                         }
 568                         // Kad stats
 569                         if (Kademlia::CKademlia::IsConnected()) {
 570                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_FIREWALLED_UDP, Kademlia::CUDPFirewallTester::IsFirewalledUDP(true)));
 571                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_INDEXED_SOURCES, Kademlia::CKademlia::GetIndexed()->m_totalIndexSource));
 572                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_INDEXED_KEYWORDS, Kademlia::CKademlia::GetIndexed()->m_totalIndexKeyword));
 573                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_INDEXED_NOTES, Kademlia::CKademlia::GetIndexed()->m_totalIndexNotes));
 574                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_INDEXED_LOAD, Kademlia::CKademlia::GetIndexed()->m_totalIndexLoad));
 575                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_IP_ADRESS, wxUINT32_SWAP_ALWAYS(Kademlia::CKademlia::GetPrefs()->GetIPAddress())));
 576                                 response->AddTag(CECTag(EC_TAG_STATS_BUDDY_STATUS, theApp->clientlist->GetBuddyStatus()));
 577                                 uint32 BuddyIP = 0;
 578                                 uint16 BuddyPort = 0;
 579                                 CUpDownClient * Buddy = theApp->clientlist->GetBuddy();
 580                                 if (Buddy) {
 581                                         BuddyIP = Buddy->GetIP();
 582                                         BuddyPort = Buddy->GetUDPPort();
 583                                 }
 584                                 response->AddTag(CECTag(EC_TAG_STATS_BUDDY_IP, BuddyIP));
 585                                 response->AddTag(CECTag(EC_TAG_STATS_BUDDY_PORT, BuddyPort));
 586                         }
 587                 case EC_DETAIL_UPDATE:
 588                 case EC_DETAIL_INC_UPDATE:
 589                         break;
 590         };
 591
 592         return response;
 593 }
 594
 595 static CECPacket *Get_EC_Response_GetSharedFiles(const CECPacket *request, CFileEncoderMap &encoders)
 596 {
 597         wxASSERT(request->GetOpCode() == EC_OP_GET_SHARED_FILES);
 598
 599         CECPacket *response = new CECPacket(EC_OP_SHARED_FILES);
 600
 601         EC_DETAIL_LEVEL detail_level = request->GetDetailLevel();
 602         //
 603         // request can contain list of queried items
 604         CTagSet<uint32, EC_TAG_KNOWNFILE> queryitems(request);
 605
 606         encoders.UpdateEncoders();
 607
 608         for (uint32 i = 0; i < theApp->sharedfiles->GetFileCount(); ++i) {
 609                 CKnownFile *cur_file = (CKnownFile *)theApp->sharedfiles->GetFileByIndex(i);
 610
 611                 if ( !cur_file || (!queryitems.empty() && !queryitems.count(cur_file->ECID())) ) {
 612                         continue;
 613                 }
 614
 615                 CEC_SharedFile_Tag filetag(cur_file, detail_level);
 616                 CKnownFile_Encoder *enc = encoders[cur_file->ECID()];
 617                 if ( detail_level != EC_DETAIL_UPDATE ) {
 618                         enc->ResetEncoder();
 619                 }
 620                 enc->Encode(&filetag);
 621                 response->AddTag(filetag);
 622         }
 623         return response;
 624 }
 625
 626 static CECPacket *Get_EC_Response_GetUpdate(CFileEncoderMap &encoders, CObjTagMap &tagmap)
 627 {
 628         CECPacket *response = new CECPacket(EC_OP_SHARED_FILES);
 629
 630         encoders.UpdateEncoders();
 631         for (CFileEncoderMap::iterator it = encoders.begin(); it != encoders.end(); ++it) {
 632                 const CKnownFile *cur_file = it->second->GetFile();
 633                 CValueMap &valuemap = tagmap.GetValueMap(cur_file->ECID());
 634                 if (cur_file->IsCPartFile()) {
 635                         CEC_PartFile_Tag filetag((const CPartFile*) cur_file, EC_DETAIL_INC_UPDATE, &valuemap);
 636                         // Add information if partfile is shared
 637                         filetag.AddTag(EC_TAG_PARTFILE_SHARED, it->second->IsShared(), &valuemap);
 638
 639                         CPartFile_Encoder * enc = (CPartFile_Encoder *) encoders[cur_file->ECID()];
 640                         enc->Encode(&filetag);
 641                         response->AddTag(filetag);
 642                 } else {
 643                         CEC_SharedFile_Tag filetag(cur_file, EC_DETAIL_INC_UPDATE, &valuemap);
 644                         CKnownFile_Encoder * enc = encoders[cur_file->ECID()];
 645                         enc->Encode(&filetag);
 646                         response->AddTag(filetag);
 647                 }
 648         }
 649         return response;
 650 }
 651
 652 static CECPacket *Get_EC_Response_GetClientQueue(const CECPacket *request, CObjTagMap &tagmap, int op)
 653 {
 654         CECPacket *response = new CECPacket(op);
 655
 656         EC_DETAIL_LEVEL detail_level = request->GetDetailLevel();
 657
 658         //
 659         // request can contain list of queried items
 660         // (not for incremental update of course)
 661         CTagSet<uint32, EC_TAG_CLIENT> queryitems(request);
 662
 663         const CClientPtrList& clients = (op == EC_OP_WAIT_QUEUE)        ? theApp->uploadqueue->GetWaitingList()
 664                                                                                                                                 : theApp->uploadqueue->GetUploadingList();
 665         CClientPtrList::const_iterator it = clients.begin();
 666         for (; it != clients.end(); ++it) {
 667                 CUpDownClient* cur_client = *it;
 668
 669                 if (!cur_client) {      // shouldn't happen
 670                         continue;
 671                 }
 672                 if (!queryitems.empty() && !queryitems.count(cur_client->ECID())) {
 673                         continue;
 674                 }
 675                 CValueMap *valuemap = NULL;
 676                 if (detail_level == EC_DETAIL_INC_UPDATE) {
 677                         valuemap = &tagmap.GetValueMap(cur_client->ECID());
 678                 }
 679                 CEC_UpDownClient_Tag cli_tag(cur_client, detail_level, valuemap);
 680
 681                 response->AddTag(cli_tag);
 682         }
 683
 684         return response;
 685 }
 686
 687
 688 static CECPacket *Get_EC_Response_GetDownloadQueue(const CECPacket *request, CFileEncoderMap &encoders)
 689 {
 690         CECPacket *response = new CECPacket(EC_OP_DLOAD_QUEUE);
 691
 692         EC_DETAIL_LEVEL detail_level = request->GetDetailLevel();
 693         //
 694         // request can contain list of queried items
 695         CTagSet<uint32, EC_TAG_PARTFILE> queryitems(request);
 696
 697         encoders.UpdateEncoders();
 698
 699         for (unsigned int i = 0; i < theApp->downloadqueue->GetFileCount(); i++) {
 700                 CPartFile *cur_file = theApp->downloadqueue->GetFileByIndex(i);
 701
 702                 if ( !queryitems.empty() && !queryitems.count(cur_file->ECID()) ) {
 703                         continue;
 704                 }
 705
 706                 CEC_PartFile_Tag filetag(cur_file, detail_level);
 707
 708                 CPartFile_Encoder * enc = (CPartFile_Encoder *) encoders[cur_file->ECID()];
 709                 if ( detail_level != EC_DETAIL_UPDATE ) {
 710                         enc->ResetEncoder();
 711                 }
 712                 enc->Encode(&filetag);
 713
 714                 response->AddTag(filetag);
 715         }
 716         return response;
 717 }
 718
 719
 720 static CECPacket *Get_EC_Response_PartFile_Cmd(const CECPacket *request)
 721 {
 722         CECPacket *response = NULL;
 723
 724         // request can contain multiple files.
 725         for (CECPacket::const_iterator it1 = request->begin(); it1 != request->end(); it1++) {
 726                 const CECTag &hashtag = *it1;
 727
 728                 wxASSERT(hashtag.GetTagName() == EC_TAG_PARTFILE);
 729
 730                 CMD4Hash hash = hashtag.GetMD4Data();
 731                 CPartFile *pfile = theApp->downloadqueue->GetFileByID( hash );
 732
 733                 if ( !pfile ) {
 734                         AddLogLineM(false,CFormat(_("Remote PartFile command failed: FileHash not found: %s")) % hash.Encode());
 735                         response = new CECPacket(EC_OP_FAILED);
 736                         response->AddTag(CECTag(EC_TAG_STRING, CFormat(wxString(wxTRANSLATE("FileHash not found: %s"))) % hash.Encode()));
 737                         //return response;
 738                         break;
 739                 }
 740                 switch (request->GetOpCode()) {
 741                         case EC_OP_PARTFILE_SWAP_A4AF_THIS:
 742                                 if ((pfile->GetStatus(false) == PS_READY) ||
 743                                         (pfile->GetStatus(false) == PS_EMPTY)) {
 744                                         CKnownFile::SourceSet::const_iterator it = pfile->GetA4AFList().begin();
 745                                         while ( it != pfile->GetA4AFList().end() ) {
 746                                                 CUpDownClient *cur_source = *it++;
 747
 748                                                 cur_source->SwapToAnotherFile(true, false, false, pfile);
 749                                         }
 750                                 }
 751                                 break;
 752                         case EC_OP_PARTFILE_SWAP_A4AF_THIS_AUTO:
 753                                 pfile->SetA4AFAuto(!pfile->IsA4AFAuto());
 754                                 break;
 755                         case EC_OP_PARTFILE_SWAP_A4AF_OTHERS:
 756                                 if ((pfile->GetStatus(false) == PS_READY) ||
 757                                     (pfile->GetStatus(false) == PS_EMPTY)) {
 758                                         CKnownFile::SourceSet::const_iterator it = pfile->GetSourceList().begin();
 759                                         while ( it != pfile->GetSourceList().end() ) {
 760                                                 CUpDownClient* cur_source = *it++;
 761
 762                                                 cur_source->SwapToAnotherFile(false, false, false, NULL);
 763                                         }
 764                                 }
 765                                 break;
 766                         case EC_OP_PARTFILE_PAUSE:
 767                                 pfile->PauseFile();
 768                                 break;
 769                         case EC_OP_PARTFILE_RESUME:
 770                                 pfile->ResumeFile();
 771                                 pfile->SavePartFile();
 772                                 break;
 773                         case EC_OP_PARTFILE_STOP:
 774                                 pfile->StopFile();
 775                                 break;
 776                         case EC_OP_PARTFILE_PRIO_SET: {
 777                                         uint8 prio = hashtag.GetFirstTagSafe()->GetInt();
 778                                         if ( prio == PR_AUTO ) {
 779                                                 pfile->SetAutoDownPriority(1);
 780                                         } else {
 781                                                 pfile->SetAutoDownPriority(0);
 782                                                 pfile->SetDownPriority(prio);
 783                                         }
 784                                 }
 785                                 break;
 786                         case EC_OP_PARTFILE_DELETE:
 787                                 if ( thePrefs::StartNextFile() && (pfile->GetStatus() != PS_PAUSED) ) {
 788                                         theApp->downloadqueue->StartNextFile(pfile);
 789                                 }
 790                                 pfile->Delete();
 791                                 break;
 792
 793                         case EC_OP_PARTFILE_SET_CAT:
 794                                 pfile->SetCategory(hashtag.GetFirstTagSafe()->GetInt());
 795                                 break;
 796
 797                         default:
 798                                 response = new CECPacket(EC_OP_FAILED);
 799                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("OOPS! OpCode processing error!")));
 800                                 break;
 801                 }
 802         }
 803         if (!response) {
 804                 response = new CECPacket(EC_OP_NOOP);
 805         }
 806         return response;
 807 }
 808
 809 static CECPacket *Get_EC_Response_Server_Add(const CECPacket *request)
 810 {
 811         CECPacket *response = NULL;
 812
 813         const CECTag *srv_tag = request->GetFirstTagSafe();
 814
 815         wxString full_addr = srv_tag->GetTagByName(EC_TAG_SERVER_ADDRESS)->GetStringData();
 816         wxString name = srv_tag->GetTagByName(EC_TAG_SERVER_NAME)->GetStringData();
 817
 818         wxString s_ip = full_addr.Left(full_addr.Find(':'));
 819         wxString s_port = full_addr.Mid(full_addr.Find(':') + 1);
 820
 821         long port = StrToULong(s_port);
 822         CServer* toadd = new CServer(port, s_ip);
 823         toadd->SetListName(name.IsEmpty() ? full_addr : name);
 824
 825         if ( theApp->AddServer(toadd, true) ) {
 826                 response = new CECPacket(EC_OP_NOOP);
 827         } else {
 828                 response = new CECPacket(EC_OP_FAILED);
 829                 response->AddTag(CECTag(EC_TAG_STRING, _("Server not added")));
 830                 delete toadd;
 831         }
 832
 833         return response;
 834 }
 835
 836 static CECPacket *Get_EC_Response_Server(const CECPacket *request)
 837 {
 838         CECPacket *response = NULL;
 839         const CECTag *srv_tag = request->GetFirstTagSafe();
 840         CServer *srv = 0;
 841         if ( srv_tag ) {
 842                 srv = theApp->serverlist->GetServerByIPTCP(srv_tag->GetIPv4Data().IP(), srv_tag->GetIPv4Data().m_port);
 843                 // server tag passed, but server not found
 844                 if ( !srv ) {
 845                         response = new CECPacket(EC_OP_FAILED);
 846                         response->AddTag(CECTag(EC_TAG_STRING,
 847                                                 CFormat(wxString(wxTRANSLATE("server not found: %s"))) % srv_tag->GetIPv4Data().StringIP()));
 848                         return response;
 849                 }
 850         }
 851         switch (request->GetOpCode()) {
 852                 case EC_OP_SERVER_DISCONNECT:
 853                         theApp->serverconnect->Disconnect();
 854                         response = new CECPacket(EC_OP_NOOP);
 855                         break;
 856                 case EC_OP_SERVER_REMOVE:
 857                         if ( srv ) {
 858                                 theApp->serverlist->RemoveServer(srv);
 859                                 response = new CECPacket(EC_OP_NOOP);
 860                         } else {
 861                                 response = new CECPacket(EC_OP_FAILED);
 862                                 response->AddTag(CECTag(EC_TAG_STRING,
 863                                                         wxTRANSLATE("need to define server to be removed")));
 864                         }
 865                         break;
 866                 case EC_OP_SERVER_CONNECT:
 867                         if (thePrefs::GetNetworkED2K()) {
 868                                 if ( srv ) {
 869                                         theApp->serverconnect->ConnectToServer(srv);
 870                                         response = new CECPacket(EC_OP_NOOP);
 871                                 } else {
 872                                         theApp->serverconnect->ConnectToAnyServer();
 873                                         response = new CECPacket(EC_OP_NOOP);
 874                                 }
 875                         } else {
 876                                 response = new CECPacket(EC_OP_FAILED);
 877                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("eD2k is disabled in preferences.")));
 878                         }
 879                         break;
 880         }
 881         if (!response) {
 882                 response = new CECPacket(EC_OP_FAILED);
 883                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("OOPS! OpCode processing error!")));
 884         }
 885         return response;
 886 }
 887
 888 static CECPacket *Get_EC_Response_Search_Results(const CECPacket *request)
 889 {
 890         CECPacket *response = new CECPacket(EC_OP_SEARCH_RESULTS);
 891
 892         EC_DETAIL_LEVEL detail_level = request->GetDetailLevel();
 893         //
 894         // request can contain list of queried items
 895         CTagSet<uint32, EC_TAG_SEARCHFILE> queryitems(request);
 896
 897         const CSearchResultList& list = theApp->searchlist->GetSearchResults(0xffffffff);
 898         CSearchResultList::const_iterator it = list.begin();
 899         while (it != list.end()) {
 900                 CSearchFile* sf = *it++;
 901                 if ( !queryitems.empty() && !queryitems.count(sf->ECID()) ) {
 902                         continue;
 903                 }
 904                 response->AddTag(CEC_SearchFile_Tag(sf, detail_level));
 905         }
 906         return response;
 907 }
 908
 909 static CECPacket *Get_EC_Response_Search_Results(CObjTagMap &tagmap)
 910 {
 911         CECPacket *response = new CECPacket(EC_OP_SEARCH_RESULTS);
 912
 913         const CSearchResultList& list = theApp->searchlist->GetSearchResults(0xffffffff);
 914         CSearchResultList::const_iterator it = list.begin();
 915         while (it != list.end()) {
 916                 CSearchFile* sf = *it++;
 917                 CValueMap &valuemap = tagmap.GetValueMap(sf->ECID());
 918                 response->AddTag(CEC_SearchFile_Tag(sf, EC_DETAIL_INC_UPDATE, &valuemap));
 919                 /* Here we could add the children, if amulegui were able to merge them.
 920                 if (sf->HasChildren()) {
 921                         const CSearchResultList& children = sf->GetChildren();
 922                         for (size_t i = 0; i < children.size(); ++i) {
 923                                 CSearchFile* sfc = children.at(i);
 924                                 CValueMap &valuemap1 = tagmap.GetValueMap(sfc->ECID());
 925                                 response->AddTag(CEC_SearchFile_Tag(sfc, EC_DETAIL_INC_UPDATE, &valuemap1));
 926                         }
 927                 }
 928                 */
 929         }
 930         return response;
 931 }
 932
 933 static CECPacket *Get_EC_Response_Search_Results_Download(const CECPacket *request)
 934 {
 935         CECPacket *response = new CECPacket(EC_OP_STRINGS);
 936         for (CECPacket::const_iterator it = request->begin(); it != request->end(); it++) {
 937                 const CECTag &tag = *it;
 938                 CMD4Hash hash = tag.GetMD4Data();
 939                 uint8 category = tag.GetFirstTagSafe()->GetInt();
 940                 theApp->searchlist->AddFileToDownloadByHash(hash, category);
 941         }
 942         return response;
 943 }
 944
 945 static CECPacket *Get_EC_Response_Search_Stop(const CECPacket *WXUNUSED(request))
 946 {
 947         CECPacket *reply = new CECPacket(EC_OP_MISC_DATA);
 948         theApp->searchlist->StopGlobalSearch();
 949         return reply;
 950 }
 951
 952 static CECPacket *Get_EC_Response_Search(const CECPacket *request)
 953 {
 954         wxString response;
 955
 956         CEC_Search_Tag *search_request = (CEC_Search_Tag *)request->GetFirstTagSafe();
 957         theApp->searchlist->RemoveResults(0xffffffff);
 958
 959         CSearchList::CSearchParams params;
 960         params.searchString     = search_request->SearchText();
 961         params.typeText         = search_request->SearchFileType();
 962         params.extension        = search_request->SearchExt();
 963         params.minSize          = search_request->MinSize();
 964         params.maxSize          = search_request->MaxSize();
 965         params.availability     = search_request->Avail();
 966
 967
 968         EC_SEARCH_TYPE search_type = search_request->SearchType();
 969         SearchType core_search_type = LocalSearch;
 970         switch (search_type) {
 971                 case EC_SEARCH_GLOBAL:
 972                         core_search_type = GlobalSearch;
 973                 case EC_SEARCH_KAD:
 974                         if (core_search_type != GlobalSearch) { // Not a global search obviously
 975                                 core_search_type = KadSearch;
 976                         }
 977                 case EC_SEARCH_LOCAL: {
 978                         uint32 search_id = 0xffffffff;
 979                         wxString error = theApp->searchlist->StartNewSearch(&search_id, core_search_type, params);
 980                         if (!error.IsEmpty()) {
 981                                 response = error;
 982                         } else {
 983                                 response = wxTRANSLATE("Search in progress. Refetch results in a moment!");
 984                         }
 985                         break;
 986                 }
 987                 case EC_SEARCH_WEB:
 988                                 response = wxTRANSLATE("WebSearch from remote interface makes no sense.");
 989                         break;
 990         }
 991
 992         CECPacket *reply = new CECPacket(EC_OP_FAILED);
 993         // error or search in progress
 994         reply->AddTag(CECTag(EC_TAG_STRING, response));
 995
 996         return reply;
 997 }
 998
 999 static CECPacket *Get_EC_Response_Set_SharedFile_Prio(const CECPacket *request)
1000 {
1001         CECPacket *response = new CECPacket(EC_OP_NOOP);
1002         for (CECPacket::const_iterator it = request->begin(); it != request->end(); it++) {
1003                 const CECTag &tag = *it;
1004                 CMD4Hash hash = tag.GetMD4Data();
1005                 uint8 prio = tag.GetFirstTagSafe()->GetInt();
1006                 CKnownFile* cur_file = theApp->sharedfiles->GetFileByID(hash);
1007                 if ( !cur_file ) {
1008                         continue;
1009                 }
1010                 if (prio == PR_AUTO) {
1011                         cur_file->SetAutoUpPriority(1);
1012                         cur_file->UpdateAutoUpPriority();
1013                 } else {
1014                         cur_file->SetAutoUpPriority(0);
1015                         cur_file->SetUpPriority(prio);
1016                 }
1017                 Notify_SharedFilesUpdateItem(cur_file);
1018         }
1019
1020         return response;
1021 }
1022
1023 static CECPacket *Get_EC_Response_Kad_Connect(const CECPacket *request)
1024 {
1025         CECPacket *response;
1026         if (thePrefs::GetNetworkKademlia()) {
1027                 response = new CECPacket(EC_OP_NOOP);
1028                 if ( !Kademlia::CKademlia::IsRunning() ) {
1029                         Kademlia::CKademlia::Start();
1030                         theApp->ShowConnectionState();
1031                 }
1032                 const CECTag *addrtag = request->GetFirstTagSafe();
1033                 if ( addrtag ) {
1034                         uint32 ip = addrtag->GetIPv4Data().IP();
1035                         uint16 port = addrtag->GetIPv4Data().m_port;
1036                         Kademlia::CKademlia::Bootstrap(ip, port, true);
1037                 }
1038         } else {
1039                 response = new CECPacket(EC_OP_FAILED);
1040                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Kad is disabled in preferences.")));
1041         }
1042
1043         return response;
1044 }
1045
1046 void CPartFile_Encoder::Encode(CECTag *parent)
1047 {
1048         //
1049         // Source part frequencies
1050         //
1051         CKnownFile_Encoder::Encode(parent);
1052
1053         //
1054         // Gaps
1055         //
1056         const CGapList& gaplist = m_PartFile()->GetNewGapList();
1057         const size_t gap_list_size = gaplist.size();
1058         ArrayOfUInts64 gaps;
1059         gaps.reserve(gap_list_size * 2);
1060
1061         for (CGapList::const_iterator curr_pos = gaplist.begin();
1062                         curr_pos != gaplist.end(); ++curr_pos) {
1063                 gaps.push_back(curr_pos.start());
1064                 gaps.push_back(curr_pos.end());
1065         }
1066
1067         int gap_enc_size = 0;
1068         bool changed;
1069         const uint8 *gap_enc_data = m_gap_status.Encode(gaps, gap_enc_size, changed);
1070         if (changed) {
1071                 parent->AddTag(CECTag(EC_TAG_PARTFILE_GAP_STATUS, gap_enc_size, (void *)gap_enc_data));
1072         }
1073         delete[] gap_enc_data;
1074
1075         //
1076         // Requested blocks
1077         //
1078         ArrayOfUInts64 req_buffer;
1079         const CPartFile::CReqBlockPtrList& requestedblocks = m_PartFile()->GetRequestedBlockList();
1080         CPartFile::CReqBlockPtrList::const_iterator curr_pos2 = requestedblocks.begin();
1081
1082         for ( ; curr_pos2 != requestedblocks.end(); ++curr_pos2 ) {
1083                 Requested_Block_Struct* block = *curr_pos2;
1084                 req_buffer.push_back(block->StartOffset);
1085                 req_buffer.push_back(block->EndOffset);
1086         }
1087         int req_enc_size = 0;
1088         const uint8 *req_enc_data = m_req_status.Encode(req_buffer, req_enc_size, changed);
1089         if (changed) {
1090                 parent->AddTag(CECTag(EC_TAG_PARTFILE_REQ_STATUS, req_enc_size, (void *)req_enc_data));
1091         }
1092         delete[] req_enc_data;
1093
1094         //
1095         // Source names
1096         //
1097         // First count occurrence of all source names
1098         //
1099         CECEmptyTag sourceNames(EC_TAG_PARTFILE_SOURCE_NAMES);
1100         typedef std::map<wxString, int> strIntMap;
1101         strIntMap nameMap;
1102         const CPartFile::SourceSet &sources = m_PartFile()->GetSourceList();
1103         for (CPartFile::SourceSet::const_iterator it = sources.begin(); it != sources.end(); ++it) {
1104                 CUpDownClient *cur_src = *it;
1105                 if (cur_src->GetRequestFile() != m_file || cur_src->GetClientFilename().Length() == 0) {
1106                         continue;
1107                 }
1108                 const wxString &name = cur_src->GetClientFilename();
1109                 strIntMap::iterator itm = nameMap.find(name);
1110                 if (itm == nameMap.end()) {
1111                         nameMap[name] = 1;
1112                 } else {
1113                         itm->second++;
1114                 }
1115         }
1116         //
1117         // Go through our last list
1118         //
1119         for (SourcenameItemMap::iterator it1 = m_sourcenameItemMap.begin(); it1 != m_sourcenameItemMap.end();) {
1120                 SourcenameItemMap::iterator it2 = it1++;
1121                 strIntMap::iterator itm = nameMap.find(it2->second.name);
1122                 if (itm == nameMap.end()) {
1123                         // name doesn't exist anymore, tell client to forget it
1124                         CECTag tag(EC_TAG_PARTFILE_SOURCE_NAMES, it2->first);
1125                         tag.AddTag(CECIntTag(EC_TAG_PARTFILE_SOURCE_NAMES_COUNTS, 0));
1126                         sourceNames.AddTag(tag);
1127                         // and forget it
1128                         m_sourcenameItemMap.erase(it2);
1129                 } else {
1130                         // update count if it changed
1131                         if (it2->second.count != itm->second) {
1132                                 CECTag tag(EC_TAG_PARTFILE_SOURCE_NAMES, it2->first);
1133                                 tag.AddTag(CECIntTag(EC_TAG_PARTFILE_SOURCE_NAMES_COUNTS, itm->second));
1134                                 sourceNames.AddTag(tag);
1135                                 it2->second.count = itm->second;
1136                         }
1137                         // remove it from nameMap so that only new names are left there
1138                         nameMap.erase(itm);
1139                 }
1140         }
1141         //
1142         // Add new names
1143         //
1144         for (strIntMap::iterator it3 = nameMap.begin(); it3 != nameMap.end(); it3++) {
1145                 int id = ++m_sourcenameID;
1146                 CECIntTag tag(EC_TAG_PARTFILE_SOURCE_NAMES, id);
1147                 tag.AddTag(CECTag(EC_TAG_PARTFILE_SOURCE_NAMES, it3->first));
1148                 tag.AddTag(CECIntTag(EC_TAG_PARTFILE_SOURCE_NAMES_COUNTS, it3->second));
1149                 sourceNames.AddTag(tag);
1150                 // remember it
1151                 m_sourcenameItemMap[id] = SourcenameItem(it3->first, it3->second);
1152         }
1153         if (sourceNames.HasChildTags()) {
1154                 parent->AddTag(sourceNames);
1155         }
1156
1157 }
1158
1159 void CPartFile_Encoder::ResetEncoder()
1160 {
1161         CKnownFile_Encoder::ResetEncoder();
1162         m_gap_status.ResetEncoder();
1163         m_req_status.ResetEncoder();
1164 }
1165
1166 void CKnownFile_Encoder::Encode(CECTag *parent)
1167 {
1168         //
1169         // Source part frequencies
1170         //
1171         // Reference to the availability list
1172         const ArrayOfUInts16& list = m_file->IsPartFile() ?
1173                 ((CPartFile*)m_file)->m_SrcpartFrequency :
1174                 m_file->m_AvailPartFrequency;
1175         // Don't add tag if available parts aren't populated yet.
1176         if (!list.empty()) {
1177                 int part_enc_size;
1178                 bool changed;
1179                 const uint8 *part_enc_data = m_enc_data.Encode(list, part_enc_size, changed);
1180                 if (changed) {
1181                         parent->AddTag(CECTag(EC_TAG_PARTFILE_PART_STATUS, part_enc_size, part_enc_data));
1182                 }
1183                 delete[] part_enc_data;
1184         }
1185 }
1186
1187 static CECPacket *GetStatsGraphs(const CECPacket *request)
1188 {
1189         CECPacket *response = NULL;
1190
1191         switch (request->GetDetailLevel()) {
1192                 case EC_DETAIL_WEB:
1193                 case EC_DETAIL_FULL: {
1194                         double dTimestamp = 0.0;
1195                         if (request->GetTagByName(EC_TAG_STATSGRAPH_LAST) != NULL) {
1196                                 dTimestamp = request->GetTagByName(EC_TAG_STATSGRAPH_LAST)->GetDoubleData();
1197                         }
1198                         uint16 nScale = request->GetTagByNameSafe(EC_TAG_STATSGRAPH_SCALE)->GetInt();
1199                         uint16 nMaxPoints = request->GetTagByNameSafe(EC_TAG_STATSGRAPH_WIDTH)->GetInt();
1200                         uint32 *graphData;
1201                         unsigned int numPoints = theApp->m_statistics->GetHistoryForWeb(nMaxPoints, (double)nScale, &dTimestamp, &graphData);
1202                         if (numPoints) {
1203                                 response = new CECPacket(EC_OP_STATSGRAPHS);
1204                                 response->AddTag(CECTag(EC_TAG_STATSGRAPH_DATA, 4 * numPoints * sizeof(uint32), graphData));
1205                                 delete [] graphData;
1206                                 response->AddTag(CECTag(EC_TAG_STATSGRAPH_LAST, dTimestamp));
1207                         } else {
1208                                 response = new CECPacket(EC_OP_FAILED);
1209                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("No points for graph.")));
1210                         }
1211                         break;
1212                 }
1213                 case EC_DETAIL_INC_UPDATE:
1214                 case EC_DETAIL_UPDATE:
1215                 case EC_DETAIL_CMD:
1216                         // No graphs
1217                         response = new CECPacket(EC_OP_FAILED);
1218                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Your client is not configured for this detail level.")));
1219                         break;
1220         }
1221         if (!response) {
1222                 response = new CECPacket(EC_OP_FAILED);
1223                 // Unknown reason
1224         }
1225
1226         return response;
1227 }
1228
1229 CECPacket *CECServerSocket::ProcessRequest2(const CECPacket *request)
1230 {
1231
1232         if ( !request ) {
1233                 return 0;
1234         }
1235
1236         CECPacket *response = NULL;
1237
1238         switch (request->GetOpCode()) {
1239                 //
1240                 // Misc commands
1241                 //
1242                 case EC_OP_SHUTDOWN:
1243                         if (!theApp->IsOnShutDown()) {
1244                                 response = new CECPacket(EC_OP_NOOP);
1245                                 AddLogLineM(true, _("External Connection: shutdown requested"));
1246 #ifndef AMULE_DAEMON
1247                                 {
1248                                         wxCloseEvent evt;
1249                                         evt.SetCanVeto(false);
1250                                         theApp->ShutDown(evt);
1251                                 }
1252 #else
1253                                 theApp->ExitMainLoop();
1254 #endif
1255                         } else {
1256                                 response = new CECPacket(EC_OP_FAILED);
1257                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Already shutting down.")));
1258                         }
1259                         break;
1260                 case EC_OP_ADD_LINK:
1261                         for (CECPacket::const_iterator it = request->begin(); it != request->end(); it++) {
1262                                 const CECTag &tag = *it;
1263                                 wxString link = tag.GetStringData();
1264                                 int category = 0;
1265                                 const CECTag *cattag = tag.GetTagByName(EC_TAG_PARTFILE_CAT);
1266                                 if (cattag) {
1267                                         category = cattag->GetInt();
1268                                 }
1269                                 AddLogLineM(true, CFormat(_("ExternalConn: adding link '%s'.")) % link);
1270                                 if ( theApp->downloadqueue->AddLink(link, category) ) {
1271                                         response = new CECPacket(EC_OP_NOOP);
1272                                 } else {
1273                                         // Error messages are printed by the add function.
1274                                         response = new CECPacket(EC_OP_FAILED);
1275                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Invalid link or already on list.")));
1276                                 }
1277                         }
1278                         break;
1279                 //
1280                 // Status requests
1281                 //
1282                 case EC_OP_STAT_REQ:
1283                         response = Get_EC_Response_StatRequest(request, m_LoggerAccess);
1284                         response->AddTag(CEC_ConnState_Tag(request->GetDetailLevel()));
1285                         break;
1286                 case EC_OP_GET_CONNSTATE:
1287                         response = new CECPacket(EC_OP_MISC_DATA);
1288                         response->AddTag(CEC_ConnState_Tag(request->GetDetailLevel()));
1289                         break;
1290                 //
1291                 //
1292                 //
1293                 case EC_OP_GET_SHARED_FILES:
1294                         if ( request->GetDetailLevel() != EC_DETAIL_INC_UPDATE ) {
1295                                 response = Get_EC_Response_GetSharedFiles(request, m_FileEncoder);
1296                         }
1297                         break;
1298                 case EC_OP_GET_DLOAD_QUEUE:
1299                         if ( request->GetDetailLevel() != EC_DETAIL_INC_UPDATE ) {
1300                                 response = Get_EC_Response_GetDownloadQueue(request, m_FileEncoder);
1301                         }
1302                         break;
1303                 //
1304                 // This will evolve into an update-all for inc tags
1305                 //
1306                 case EC_OP_GET_UPDATE:
1307                         if ( request->GetDetailLevel() == EC_DETAIL_INC_UPDATE ) {
1308                                 response = Get_EC_Response_GetUpdate(m_FileEncoder, m_obj_tagmap);
1309                         }
1310                         break;
1311                 case EC_OP_GET_ULOAD_QUEUE:
1312                         response = Get_EC_Response_GetClientQueue(request, m_obj_tagmap, EC_OP_ULOAD_QUEUE);
1313                         break;
1314                 case EC_OP_GET_WAIT_QUEUE:
1315                         response = Get_EC_Response_GetClientQueue(request, m_obj_tagmap, EC_OP_WAIT_QUEUE);
1316                         break;
1317                 case EC_OP_PARTFILE_REMOVE_NO_NEEDED:
1318                 case EC_OP_PARTFILE_REMOVE_FULL_QUEUE:
1319                 case EC_OP_PARTFILE_REMOVE_HIGH_QUEUE:
1320                 case EC_OP_PARTFILE_CLEANUP_SOURCES:
1321                 case EC_OP_PARTFILE_SWAP_A4AF_THIS:
1322                 case EC_OP_PARTFILE_SWAP_A4AF_THIS_AUTO:
1323                 case EC_OP_PARTFILE_SWAP_A4AF_OTHERS:
1324                 case EC_OP_PARTFILE_PAUSE:
1325                 case EC_OP_PARTFILE_RESUME:
1326                 case EC_OP_PARTFILE_STOP:
1327                 case EC_OP_PARTFILE_PRIO_SET:
1328                 case EC_OP_PARTFILE_DELETE:
1329                 case EC_OP_PARTFILE_SET_CAT:
1330                         response = Get_EC_Response_PartFile_Cmd(request);
1331                         break;
1332                 case EC_OP_SHAREDFILES_RELOAD:
1333                         theApp->sharedfiles->Reload();
1334                         response = new CECPacket(EC_OP_NOOP);
1335                         break;
1336                 case EC_OP_SHARED_SET_PRIO:
1337                         response = Get_EC_Response_Set_SharedFile_Prio(request);
1338                         break;
1339                 case EC_OP_RENAME_FILE: {
1340                         CMD4Hash fileHash = request->GetTagByNameSafe(EC_TAG_KNOWNFILE)->GetMD4Data();
1341                         CKnownFile* file = theApp->knownfiles->FindKnownFileByID(fileHash);
1342                         wxString newName = request->GetTagByNameSafe(EC_TAG_PARTFILE_NAME)->GetStringData();
1343                         if (!file) {
1344                                 file = theApp->downloadqueue->GetFileByID(fileHash);
1345                         }
1346                         if (!file) {
1347                                 response = new CECPacket(EC_OP_FAILED);
1348                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("File not found.")));
1349                                 break;
1350                         }
1351                         if (newName.IsEmpty()) {
1352                                 response = new CECPacket(EC_OP_FAILED);
1353                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Invalid file name.")));
1354                                 break;
1355                         }
1356
1357                         if (theApp->sharedfiles->RenameFile(file, CPath(newName))) {
1358                                 response = new CECPacket(EC_OP_NOOP);
1359                         } else {
1360                                 response = new CECPacket(EC_OP_FAILED);
1361                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Unable to rename file.")));
1362                         }
1363
1364                         break;
1365                 }
1366
1367
1368                 //
1369                 // Server commands
1370                 //
1371                 case EC_OP_SERVER_ADD:
1372                         response = Get_EC_Response_Server_Add(request);
1373                         break;
1374                 case EC_OP_SERVER_DISCONNECT:
1375                 case EC_OP_SERVER_CONNECT:
1376                 case EC_OP_SERVER_REMOVE:
1377                         response = Get_EC_Response_Server(request);
1378                         break;
1379                 case EC_OP_GET_SERVER_LIST: {
1380                                 response = new CECPacket(EC_OP_SERVER_LIST);
1381                                 if (!thePrefs::GetNetworkED2K()) {
1382                                         // Kad only: just send an empty list
1383                                         break;
1384                                 }
1385                                 EC_DETAIL_LEVEL detail_level = request->GetDetailLevel();
1386                                 std::vector<const CServer*> servers = theApp->serverlist->CopySnapshot();
1387                                 for (
1388                                         std::vector<const CServer*>::const_iterator it = servers.begin();
1389                                         it != servers.end();
1390                                         ++it
1391                                         ) {
1392                                         response->AddTag(CEC_Server_Tag(*it, detail_level));
1393                                 }
1394                         }
1395                         break;
1396                 case EC_OP_SERVER_UPDATE_FROM_URL: {
1397                         wxString url = request->GetFirstTagSafe()->GetStringData();
1398
1399                         // Save the new url, and update the UI (if not amuled).
1400                         Notify_ServersURLChanged(url);
1401                         thePrefs::SetEd2kServersUrl(url);
1402
1403                         theApp->serverlist->UpdateServerMetFromURL(url);
1404                         response = new CECPacket(EC_OP_NOOP);
1405                         break;
1406                 }
1407                 //
1408                 // IPFilter
1409                 //
1410                 case EC_OP_IPFILTER_RELOAD:
1411                         theApp->ipfilter->Reload();
1412                         response = new CECPacket(EC_OP_NOOP);
1413                         break;
1414
1415                 case EC_OP_IPFILTER_UPDATE: {
1416                         wxString url = request->GetFirstTagSafe()->GetStringData();
1417                         if (url == wxEmptyString) {
1418                                 url = thePrefs::IPFilterURL();
1419                         }
1420                         theApp->ipfilter->Update(url);
1421                         response = new CECPacket(EC_OP_NOOP);
1422                         break;
1423                 }
1424                 //
1425                 // Search
1426                 //
1427                 case EC_OP_SEARCH_START:
1428                         response = Get_EC_Response_Search(request);
1429                         break;
1430
1431                 case EC_OP_SEARCH_STOP:
1432                         response = Get_EC_Response_Search_Stop(request);
1433                         break;
1434
1435                 case EC_OP_SEARCH_RESULTS:
1436                         if ( request->GetDetailLevel() == EC_DETAIL_INC_UPDATE ) {
1437                                 response = Get_EC_Response_Search_Results(m_obj_tagmap);
1438                         } else {
1439                                 response = Get_EC_Response_Search_Results(request);
1440                         }
1441                         break;
1442
1443                 case EC_OP_SEARCH_PROGRESS:
1444                         response = new CECPacket(EC_OP_SEARCH_PROGRESS);
1445                         response->AddTag(CECTag(EC_TAG_SEARCH_STATUS,
1446                                 theApp->searchlist->GetSearchProgress()));
1447                         break;
1448
1449                 case EC_OP_DOWNLOAD_SEARCH_RESULT:
1450                         response = Get_EC_Response_Search_Results_Download(request);
1451                         break;
1452                 //
1453                 // Preferences
1454                 //
1455                 case EC_OP_GET_PREFERENCES:
1456                         response = new CEC_Prefs_Packet(request->GetTagByNameSafe(EC_TAG_SELECT_PREFS)->GetInt(), request->GetDetailLevel());
1457                         break;
1458                 case EC_OP_SET_PREFERENCES:
1459                         ((CEC_Prefs_Packet *)request)->Apply();
1460                         theApp->glob_prefs->Save();
1461                         if (thePrefs::IsFilteringClients()) {
1462                                 theApp->clientlist->FilterQueues();
1463                         }
1464                         if (thePrefs::IsFilteringServers()) {
1465                                 theApp->serverlist->FilterServers();
1466                         }
1467                         if (!thePrefs::GetNetworkED2K() && theApp->IsConnectedED2K()) {
1468                                 theApp->DisconnectED2K();
1469                         }
1470                         if (!thePrefs::GetNetworkKademlia() && theApp->IsConnectedKad()) {
1471                                 theApp->StopKad();
1472                         }
1473                         response = new CECPacket(EC_OP_NOOP);
1474                         break;
1475
1476                 case EC_OP_CREATE_CATEGORY:
1477                         if ( request->GetTagCount() == 1 ) {
1478                                 CEC_Category_Tag *tag = (CEC_Category_Tag *)request->GetFirstTagSafe();
1479                                 if (tag->Create()) {
1480                                         response = new CECPacket(EC_OP_NOOP);
1481                                 } else {
1482                                         response = new CECPacket(EC_OP_FAILED);
1483                                         response->AddTag(CECTag(EC_TAG_CATEGORY, theApp->glob_prefs->GetCatCount() - 1));
1484                                         response->AddTag(CECTag(EC_TAG_CATEGORY_PATH, tag->Path()));
1485                                 }
1486                                 Notify_CategoryAdded();
1487                         } else {
1488                                 response = new CECPacket(EC_OP_NOOP);
1489                         }
1490                         break;
1491                 case EC_OP_UPDATE_CATEGORY:
1492                         if ( request->GetTagCount() == 1 ) {
1493                                 CEC_Category_Tag *tag = (CEC_Category_Tag *)request->GetFirstTagSafe();
1494                                 if (tag->Apply()) {
1495                                         response = new CECPacket(EC_OP_NOOP);
1496                                 } else {
1497                                         response = new CECPacket(EC_OP_FAILED);
1498                                         response->AddTag(CECTag(EC_TAG_CATEGORY, tag->GetInt()));
1499                                         response->AddTag(CECTag(EC_TAG_CATEGORY_PATH, tag->Path()));
1500                                 }
1501                                 Notify_CategoryUpdate(tag->GetInt());
1502                         } else {
1503                                 response = new CECPacket(EC_OP_NOOP);
1504                         }
1505                         break;
1506                 case EC_OP_DELETE_CATEGORY:
1507                         if ( request->GetTagCount() == 1 ) {
1508                                 uint32 cat = request->GetFirstTagSafe()->GetInt();
1509                                 // this noes not only update the gui, but actually deletes the cat
1510                                 Notify_CategoryDelete(cat);
1511                         }
1512                         response = new CECPacket(EC_OP_NOOP);
1513                         break;
1514
1515                 //
1516                 // Logging
1517                 //
1518                 case EC_OP_ADDLOGLINE:
1519                         AddLogLineM( (request->GetTagByName(EC_TAG_LOG_TO_STATUS) != NULL), request->GetTagByNameSafe(EC_TAG_STRING)->GetStringData() );
1520                         response = new CECPacket(EC_OP_NOOP);
1521                         break;
1522                 case EC_OP_ADDDEBUGLOGLINE:
1523                         AddDebugLogLineM( (request->GetTagByName(EC_TAG_LOG_TO_STATUS) != NULL), logGeneral, request->GetTagByNameSafe(EC_TAG_STRING)->GetStringData() );
1524                         response = new CECPacket(EC_OP_NOOP);
1525                         break;
1526                 case EC_OP_GET_LOG:
1527                         response = new CECPacket(EC_OP_LOG);
1528                         response->AddTag(CECTag(EC_TAG_STRING, theApp->GetLog(false)));
1529                         break;
1530                 case EC_OP_GET_DEBUGLOG:
1531                         response = new CECPacket(EC_OP_DEBUGLOG);
1532                         response->AddTag(CECTag(EC_TAG_STRING, theApp->GetDebugLog(false)));
1533                         break;
1534                 case EC_OP_RESET_LOG:
1535                         theApp->GetLog(true);
1536                         response = new CECPacket(EC_OP_NOOP);
1537                         break;
1538                 case EC_OP_RESET_DEBUGLOG:
1539                         theApp->GetDebugLog(true);
1540                         response = new CECPacket(EC_OP_NOOP);
1541                         break;
1542                 case EC_OP_GET_LAST_LOG_ENTRY:
1543                         {
1544                                 wxString tmp = theApp->GetLog(false);
1545                                 if (tmp.Last() == '\n') {
1546                                         tmp.RemoveLast();
1547                                 }
1548                                 response = new CECPacket(EC_OP_LOG);
1549                                 response->AddTag(CECTag(EC_TAG_STRING, tmp.AfterLast('\n')));
1550                         }
1551                         break;
1552                 case EC_OP_GET_SERVERINFO:
1553                         response = new CECPacket(EC_OP_SERVERINFO);
1554                         response->AddTag(CECTag(EC_TAG_STRING, theApp->GetServerLog(false)));
1555                         break;
1556                 case EC_OP_CLEAR_SERVERINFO:
1557                         theApp->GetServerLog(true);
1558                         response = new CECPacket(EC_OP_NOOP);
1559                         break;
1560                 //
1561                 // Statistics
1562                 //
1563                 case EC_OP_GET_STATSGRAPHS:
1564                         response = GetStatsGraphs(request);
1565                         break;
1566                 case EC_OP_GET_STATSTREE: {
1567                         theApp->m_statistics->UpdateStatsTree();
1568                         response = new CECPacket(EC_OP_STATSTREE);
1569                         CECTag* tree = theStats::GetECStatTree(request->GetTagByNameSafe(EC_TAG_STATTREE_CAPPING)->GetInt());
1570                         if (tree) {
1571                                 response->AddTag(*tree);
1572                                 delete tree;
1573                         }
1574                         if (request->GetDetailLevel() == EC_DETAIL_WEB) {
1575                                 response->AddTag(CECTag(EC_TAG_SERVER_VERSION, wxT(VERSION)));
1576                                 response->AddTag(CECTag(EC_TAG_USER_NICK, thePrefs::GetUserNick()));
1577                         }
1578                         break;
1579                 }
1580
1581                 //
1582                 // Kad
1583                 //
1584                 case EC_OP_KAD_START:
1585                         response = Get_EC_Response_Kad_Connect(request);
1586                         break;
1587                 case EC_OP_KAD_STOP:
1588                         theApp->StopKad();
1589                         response = new CECPacket(EC_OP_NOOP);
1590                         break;
1591                 case EC_OP_KAD_UPDATE_FROM_URL: {
1592                         wxString url = request->GetFirstTagSafe()->GetStringData();
1593
1594                         // Save the new url, and update the UI (if not amuled).
1595                         Notify_NodesURLChanged(url);
1596                         thePrefs::SetKadNodesUrl(url);
1597
1598                         theApp->UpdateNotesDat(url);
1599                         response = new CECPacket(EC_OP_NOOP);
1600                         break;
1601                 }
1602                 case EC_OP_KAD_BOOTSTRAP_FROM_IP:
1603                         theApp->BootstrapKad(request->GetTagByNameSafe(EC_TAG_BOOTSTRAP_IP)->GetInt(),
1604                                              request->GetTagByNameSafe(EC_TAG_BOOTSTRAP_PORT)->GetInt());
1605                         response = new CECPacket(EC_OP_NOOP);
1606                         break;
1607
1608                 //
1609                 // Networks
1610                 //
1611                 case EC_OP_CONNECT:
1612                         if (thePrefs::GetNetworkED2K()) {
1613                                 response = new CECPacket(EC_OP_STRINGS);
1614                                 if (theApp->IsConnectedED2K()) {
1615                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Already connected to eD2k.")));
1616                                 } else {
1617                                         theApp->serverconnect->ConnectToAnyServer();
1618                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Connecting to eD2k...")));
1619                                 }
1620                         }
1621                         if (thePrefs::GetNetworkKademlia()) {
1622                                 if (!response) {
1623                                         response = new CECPacket(EC_OP_STRINGS);
1624                                 }
1625                                 if (theApp->IsConnectedKad()) {
1626                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Already connected to Kad.")));
1627                                 } else {
1628                                         theApp->StartKad();
1629                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Connecting to Kad...")));
1630                                 }
1631                         }
1632                         if (!response) {
1633                                 response = new CECPacket(EC_OP_FAILED);
1634                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("All networks are disabled.")));
1635                         }
1636                         break;
1637                 case EC_OP_DISCONNECT:
1638                         if (theApp->IsConnected()) {
1639                                 response = new CECPacket(EC_OP_STRINGS);
1640                                 if (theApp->IsConnectedED2K()) {
1641                                         theApp->serverconnect->Disconnect();
1642                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Disconnected from eD2k.")));
1643                                 }
1644                                 if (theApp->IsConnectedKad()) {
1645                                         theApp->StopKad();
1646                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Disconnected from Kad.")));
1647                                 }
1648                         } else {
1649                                 response = new CECPacket(EC_OP_NOOP);
1650                         }
1651                         break;
1652         }
1653         if (!response) {
1654                 AddLogLineM(false, wxString::Format(_("External Connection: invalid opcode received: %#x"), request->GetOpCode()));
1655                 wxFAIL;
1656                 response = new CECPacket(EC_OP_FAILED);
1657                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Invalid opcode (wrong protocol version?)")));
1658         }
1659         return response;
1660 }
1661
1662 /*
1663  * Here notification-based EC. Notification will be sorted by priority for possible throttling.
1664  */
1665
1666 /*
1667  * Core general status
1668  */
1669 ECStatusMsgSource::ECStatusMsgSource()
1670 {
1671         m_last_ed2k_status_sent = 0xffffffff;
1672         m_last_kad_status_sent = 0xffffffff;
1673         m_server = (void *)0xffffffff;
1674 }
1675
1676 uint32 ECStatusMsgSource::GetEd2kStatus()
1677 {
1678         if ( theApp->IsConnectedED2K() ) {
1679                 return theApp->GetED2KID();
1680         } else if ( theApp->serverconnect->IsConnecting() ) {
1681                 return 1;
1682         } else {
1683                 return 0;
1684         }
1685 }
1686
1687 uint32 ECStatusMsgSource::GetKadStatus()
1688 {
1689         if ( theApp->IsConnectedKad() ) {
1690                 return 1;
1691         } else if ( Kademlia::CKademlia::IsFirewalled() ) {
1692                 return 2;
1693         } else if ( Kademlia::CKademlia::IsRunning() ) {
1694                 return 3;
1695         }
1696         return 0;
1697 }
1698
1699 CECPacket *ECStatusMsgSource::GetNextPacket()
1700 {
1701         if ( (m_last_ed2k_status_sent != GetEd2kStatus()) ||
1702                 (m_last_kad_status_sent != GetKadStatus()) ||
1703                 (m_server != theApp->serverconnect->GetCurrentServer()) ) {
1704
1705                 m_last_ed2k_status_sent = GetEd2kStatus();
1706                 m_last_kad_status_sent = GetKadStatus();
1707                 m_server = theApp->serverconnect->GetCurrentServer();
1708
1709                 CECPacket *response = new CECPacket(EC_OP_STATS);
1710                 response->AddTag(CEC_ConnState_Tag(EC_DETAIL_UPDATE));
1711                 return response;
1712         }
1713         return 0;
1714 }
1715
1716 /*
1717  * Downloading files
1718 */
1719 ECPartFileMsgSource::ECPartFileMsgSource()
1720 {
1721         for (unsigned int i = 0; i < theApp->downloadqueue->GetFileCount(); i++) {
1722                 CPartFile *cur_file = theApp->downloadqueue->GetFileByIndex(i);
1723                 PARTFILE_STATUS status = { true, false, false, false, true, cur_file };
1724                 m_dirty_status[cur_file->GetFileHash()] = status;
1725         }
1726 }
1727
1728 void ECPartFileMsgSource::SetDirty(CPartFile *file)
1729 {
1730         CMD4Hash filehash = file->GetFileHash();
1731         if ( m_dirty_status.find(filehash) != m_dirty_status.end() ) {
1732                 m_dirty_status[filehash].m_dirty = true;;
1733         }
1734 }
1735
1736 void ECPartFileMsgSource::SetNew(CPartFile *file)
1737 {
1738         CMD4Hash filehash = file->GetFileHash();
1739         wxASSERT ( m_dirty_status.find(filehash) == m_dirty_status.end() );
1740         PARTFILE_STATUS status = { true, false, false, false, true, file };
1741         m_dirty_status[filehash] = status;
1742 }
1743
1744 void ECPartFileMsgSource::SetCompleted(CPartFile *file)
1745 {
1746         CMD4Hash filehash = file->GetFileHash();
1747         wxASSERT ( m_dirty_status.find(filehash) != m_dirty_status.end() );
1748
1749         m_dirty_status[filehash].m_finished = true;
1750 }
1751
1752 void ECPartFileMsgSource::SetRemoved(CPartFile *file)
1753 {
1754         CMD4Hash filehash = file->GetFileHash();
1755         wxASSERT ( m_dirty_status.find(filehash) != m_dirty_status.end() );
1756
1757         m_dirty_status[filehash].m_removed = true;
1758 }
1759
1760 CECPacket *ECPartFileMsgSource::GetNextPacket()
1761 {
1762         for(std::map<CMD4Hash, PARTFILE_STATUS>::iterator it = m_dirty_status.begin();
1763                 it != m_dirty_status.end(); it++) {
1764                 if ( it->second.m_new || it->second.m_dirty || it->second.m_removed) {
1765                         CMD4Hash filehash = it->first;
1766
1767                         CPartFile *partfile = it->second.m_file;
1768
1769                         CECPacket *packet = new CECPacket(EC_OP_DLOAD_QUEUE);
1770                         if ( it->second.m_removed ) {
1771                                 CECTag tag(EC_TAG_PARTFILE, filehash);
1772                                 packet->AddTag(tag);
1773                                 m_dirty_status.erase(it);
1774                         } else {
1775                                 CEC_PartFile_Tag tag(partfile, it->second.m_new ? EC_DETAIL_FULL : EC_DETAIL_UPDATE);
1776                                 packet->AddTag(tag);
1777                         }
1778                         m_dirty_status[filehash].m_new = false;
1779                         m_dirty_status[filehash].m_dirty = false;
1780
1781                         return packet;
1782                 }
1783         }
1784         return 0;
1785 }
1786
1787 /*
1788  * Shared files - similar to downloading
1789  */
1790 ECKnownFileMsgSource::ECKnownFileMsgSource()
1791 {
1792         for (unsigned int i = 0; i < theApp->sharedfiles->GetFileCount(); i++) {
1793                 CKnownFile *cur_file = (CKnownFile *)theApp->sharedfiles->GetFileByIndex(i);
1794                 KNOWNFILE_STATUS status = { true, false, false, true, cur_file };
1795                 m_dirty_status[cur_file->GetFileHash()] = status;
1796         }
1797 }
1798
1799 void ECKnownFileMsgSource::SetDirty(CKnownFile *file)
1800 {
1801         CMD4Hash filehash = file->GetFileHash();
1802         if ( m_dirty_status.find(filehash) != m_dirty_status.end() ) {
1803                 m_dirty_status[filehash].m_dirty = true;;
1804         }
1805 }
1806
1807 void ECKnownFileMsgSource::SetNew(CKnownFile *file)
1808 {
1809         CMD4Hash filehash = file->GetFileHash();
1810         wxASSERT ( m_dirty_status.find(filehash) == m_dirty_status.end() );
1811         KNOWNFILE_STATUS status = { true, false, false, true, file };
1812         m_dirty_status[filehash] = status;
1813 }
1814
1815 void ECKnownFileMsgSource::SetRemoved(CKnownFile *file)
1816 {
1817         CMD4Hash filehash = file->GetFileHash();
1818         wxASSERT ( m_dirty_status.find(filehash) != m_dirty_status.end() );
1819
1820         m_dirty_status[filehash].m_removed = true;
1821 }
1822
1823 CECPacket *ECKnownFileMsgSource::GetNextPacket()
1824 {
1825         for(std::map<CMD4Hash, KNOWNFILE_STATUS>::iterator it = m_dirty_status.begin();
1826                 it != m_dirty_status.end(); it++) {
1827                 if ( it->second.m_new || it->second.m_dirty || it->second.m_removed) {
1828                         CMD4Hash filehash = it->first;
1829
1830                         CKnownFile *partfile = it->second.m_file;
1831
1832                         CECPacket *packet = new CECPacket(EC_OP_SHARED_FILES);
1833                         if ( it->second.m_removed ) {
1834                                 CECTag tag(EC_TAG_PARTFILE, filehash);
1835                                 packet->AddTag(tag);
1836                                 m_dirty_status.erase(it);
1837                         } else {
1838                                 CEC_SharedFile_Tag tag(partfile, it->second.m_new ? EC_DETAIL_FULL : EC_DETAIL_UPDATE);
1839                                 packet->AddTag(tag);
1840                         }
1841                         m_dirty_status[filehash].m_new = false;
1842                         m_dirty_status[filehash].m_dirty = false;
1843
1844                         return packet;
1845                 }
1846         }
1847         return 0;
1848 }
1849
1850 /*
1851  * Notification about search status
1852 */
1853 ECSearchMsgSource::ECSearchMsgSource()
1854 {
1855 }
1856
1857 CECPacket *ECSearchMsgSource::GetNextPacket()
1858 {
1859         if ( m_dirty_status.empty() ) {
1860                 return 0;
1861         }
1862
1863         CECPacket *response = new CECPacket(EC_OP_SEARCH_RESULTS);
1864         for(std::map<CMD4Hash, SEARCHFILE_STATUS>::iterator it = m_dirty_status.begin();
1865                 it != m_dirty_status.end(); it++) {
1866
1867                 if ( it->second.m_new ) {
1868                         response->AddTag(CEC_SearchFile_Tag(it->second.m_file, EC_DETAIL_FULL));
1869                         it->second.m_new = false;
1870                 } else if ( it->second.m_dirty ) {
1871                         response->AddTag(CEC_SearchFile_Tag(it->second.m_file, EC_DETAIL_UPDATE));
1872                 }
1873
1874         }
1875
1876         return response;
1877 }
1878
1879 void ECSearchMsgSource::FlushStatus()
1880 {
1881         m_dirty_status.clear();
1882 }
1883
1884 void ECSearchMsgSource::SetDirty(CSearchFile *file)
1885 {
1886         if ( m_dirty_status.count(file->GetFileHash()) ) {
1887                 m_dirty_status[file->GetFileHash()].m_dirty = true;
1888         } else {
1889                 m_dirty_status[file->GetFileHash()].m_new = true;
1890                 m_dirty_status[file->GetFileHash()].m_dirty = true;
1891                 m_dirty_status[file->GetFileHash()].m_child_dirty = true;
1892                 m_dirty_status[file->GetFileHash()].m_file = file;
1893         }
1894 }
1895
1896 void ECSearchMsgSource::SetChildDirty(CSearchFile *file)
1897 {
1898         m_dirty_status[file->GetFileHash()].m_child_dirty = true;
1899 }
1900
1901 /*
1902  * Notification about uploading clients
1903  */
1904 CECPacket *ECClientMsgSource::GetNextPacket()
1905 {
1906         return 0;
1907 }
1908
1909 //
1910 // Notification iface per-client
1911 //
1912 ECNotifier::ECNotifier()
1913 {
1914 }
1915
1916 ECNotifier::~ECNotifier()
1917 {
1918         while (m_msg_source.begin() != m_msg_source.end())
1919                 Remove_EC_Client(m_msg_source.begin()->first);
1920 }
1921
1922 CECPacket *ECNotifier::GetNextPacket(ECUpdateMsgSource *msg_source_array[])
1923 {
1924         CECPacket *packet = 0;
1925         //
1926         // priority 0 is highest
1927         //
1928         for(int i = 0; i < EC_STATUS_LAST_PRIO; i++) {
1929                 if ( (packet = msg_source_array[i]->GetNextPacket()) != 0 ) {
1930                         break;
1931                 }
1932         }
1933         return packet;
1934 }
1935
1936 CECPacket *ECNotifier::GetNextPacket(CECServerSocket *sock)
1937 {
1938         //
1939         // OnOutput is called for a first time before
1940         // socket is registered
1941         //
1942         if ( m_msg_source.count(sock) ) {
1943                 ECUpdateMsgSource **notifier_array = m_msg_source[sock];
1944                 if ( !notifier_array ) {
1945                         return 0;
1946                 }
1947                 CECPacket *packet = GetNextPacket(notifier_array);
1948                 printf("[EC] next update packet; opcode=%x\n",packet ? packet->GetOpCode() : 0xff);
1949                 return packet;
1950         } else {
1951                 return 0;
1952         }
1953 }
1954
1955 //
1956 // Interface to notification macros
1957 //
1958 void ECNotifier::DownloadFile_SetDirty(CPartFile *file)
1959 {
1960         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
1961                 i != m_msg_source.end(); i++) {
1962                 CECServerSocket *sock = i->first;
1963                 if ( sock->HaveNotificationSupport() ) {
1964                         ECUpdateMsgSource **notifier_array = i->second;
1965                         ((ECPartFileMsgSource *)notifier_array[EC_PARTFILE])->SetDirty(file);
1966                 }
1967         }
1968         NextPacketToSocket();
1969 }
1970
1971 void ECNotifier::DownloadFile_RemoveFile(CPartFile *file)
1972 {
1973         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
1974                 i != m_msg_source.end(); i++) {
1975                 ECUpdateMsgSource **notifier_array = i->second;
1976                 ((ECPartFileMsgSource *)notifier_array[EC_PARTFILE])->SetRemoved(file);
1977         }
1978         NextPacketToSocket();
1979 }
1980
1981 void ECNotifier::DownloadFile_RemoveSource(CPartFile *)
1982 {
1983         // per-partfile source list is not supported (yet), and IMHO quite useless
1984 }
1985
1986 void ECNotifier::DownloadFile_AddFile(CPartFile *file)
1987 {
1988         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
1989                 i != m_msg_source.end(); i++) {
1990                 ECUpdateMsgSource **notifier_array = i->second;
1991                 ((ECPartFileMsgSource *)notifier_array[EC_PARTFILE])->SetNew(file);
1992         }
1993         NextPacketToSocket();
1994 }
1995
1996 void ECNotifier::DownloadFile_AddSource(CPartFile *)
1997 {
1998         // per-partfile source list is not supported (yet), and IMHO quite useless
1999 }
2000
2001 void ECNotifier::SharedFile_AddFile(CKnownFile *file)
2002 {
2003         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
2004                 i != m_msg_source.end(); i++) {
2005                 ECUpdateMsgSource **notifier_array = i->second;
2006                 ((ECKnownFileMsgSource *)notifier_array[EC_KNOWN])->SetNew(file);
2007         }
2008         NextPacketToSocket();
2009 }
2010
2011 void ECNotifier::SharedFile_RemoveFile(CKnownFile *file)
2012 {
2013         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
2014                 i != m_msg_source.end(); i++) {
2015                 ECUpdateMsgSource **notifier_array = i->second;
2016                 ((ECKnownFileMsgSource *)notifier_array[EC_KNOWN])->SetRemoved(file);
2017         }
2018         NextPacketToSocket();
2019 }
2020
2021 void ECNotifier::SharedFile_RemoveAllFiles()
2022 {
2023         // need to figure out what to do here
2024 }
2025
2026 void ECNotifier::Add_EC_Client(CECServerSocket *sock)
2027 {
2028         ECUpdateMsgSource **notifier_array = new ECUpdateMsgSource *[EC_STATUS_LAST_PRIO];
2029         notifier_array[EC_STATUS] = new ECStatusMsgSource();
2030         notifier_array[EC_SEARCH] = new ECSearchMsgSource();
2031         notifier_array[EC_PARTFILE] = new ECPartFileMsgSource();
2032         notifier_array[EC_CLIENT] = new ECClientMsgSource();
2033         notifier_array[EC_KNOWN] = new ECKnownFileMsgSource();
2034
2035         m_msg_source[sock] = notifier_array;
2036 }
2037
2038 void ECNotifier::Remove_EC_Client(CECServerSocket *sock)
2039 {
2040         if (m_msg_source.count(sock)) {
2041                 ECUpdateMsgSource **notifier_array = m_msg_source[sock];
2042
2043                 m_msg_source.erase(sock);
2044
2045                 for(int i = 0; i < EC_STATUS_LAST_PRIO; i++) {
2046                         delete notifier_array[i];
2047                 }
2048                 delete [] notifier_array;
2049         }
2050 }
2051
2052 void ECNotifier::NextPacketToSocket()
2053 {
2054         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
2055                 i != m_msg_source.end(); i++) {
2056                 CECServerSocket *sock = i->first;
2057                 if ( sock->HaveNotificationSupport() && !sock->DataPending() ) {
2058                         ECUpdateMsgSource **notifier_array = i->second;
2059                         CECPacket *packet = GetNextPacket(notifier_array);
2060                         if ( packet ) {
2061                                 printf("[EC] sending update packet; opcode=%x\n",packet->GetOpCode());
2062                                 sock->SendPacket(packet);
2063                         }
2064                 }
2065         }
2066 }
2067
2068 // File_checked_for_headers